<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
	</head>
	<body>
		<p></p>
	</body>
	<script>
	var input = prompt('请输入您的年龄')
	alert('您今年' + input + '岁了')
	location.href = "index.html"
	</script>
</html>
